Illustrated Glossary of Organic Chemistry

Internal alkene: An alkene which is not terminal, i.e., the carbon-carbon pi bond is not at the end of the carbon chain.

Internal Alkenes

  

  

Z-2-Pentene
1,1-Dichloro-E-2-butene
1-Methylcyclohexene





Terminal Alkenes





1-Pentene
1,1-Dichloro-1-butene
Methylenecyclohexane